Numbeo.com allows visitors to estimate their own cost of living expenses if they are relocating. It uses data contributions from people all around the world to make statistical analysis of these data for free availability to everyone in a structured manner. Getting these informations earlier was far more expensive and difficult. Numbeo also publishes yearly indexes such as consumer price index and restaurant price index per city and per country.

Numbeo is a collection of Web pages containing numerical data, designed to enable anyone to contribute or modify content. Numbeo provides statistical analysis of collected data, calculates various indexes using aggregate data and periodically publishes analysis of collected data.